DE1908566B2 - Verfahren zum abscheiden haftender chromschichten einheitlicherdicke auf grossen metallischen oberflaechen - Google Patents

Verfahren zum abscheiden haftender chromschichten einheitlicherdicke auf grossen metallischen oberflaechen

Info

Publication number
DE1908566B2
DE1908566B2 DE19691908566 DE1908566A DE1908566B2 DE 1908566 B2 DE1908566 B2 DE 1908566B2 DE 19691908566 DE19691908566 DE 19691908566 DE 1908566 A DE1908566 A DE 1908566A DE 1908566 B2 DE1908566 B2 DE 1908566B2
Authority
DE
Germany
Prior art keywords
uniform thickness
metallic surfaces
large metallic
chrome layers
depositing adhesive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19691908566
Other languages
English (en)
Other versions
DE1908566A1 (de
Inventor
Radoi Aurel Corneliu
Marinescu-Draghicescu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
INST CERCETARI TEHNOLOGICE PEN
Original Assignee
INST CERCETARI TEHNOLOGICE PEN
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CH251569A priority Critical patent/CH498941A/fr
Application filed by INST CERCETARI TEHNOLOGICE PEN filed Critical INST CERCETARI TEHNOLOGICE PEN
Priority to DE19691908566 priority patent/DE1908566B2/de
Priority to FR6905054A priority patent/FR2033533A5/fr
Priority to US813828A priority patent/US3616287A/en
Priority to US00062783A priority patent/US3720596A/en
Publication of DE1908566A1 publication Critical patent/DE1908566A1/de
Publication of DE1908566B2 publication Critical patent/DE1908566B2/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/08—Electroplating with moving electrolyte e.g. jet electroplating
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
    • C25D17/008—Current shielding devices
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S204/00—Chemistry: electrical and wave energy
    • Y10S204/07—Current distribution within the bath

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)

Description

Hierzu 2 Blatt Zeichnungen

Claims (1)

  1. Patentanspruch:
    Verfahren zum Abscheiden haftender Chromschichten einheitlicher Dicke auf großen metallischen Oberflächen unter Verwendung von Verchromungsbädem kleiner Abmessungen und von Stromquellen geringer Stromstärken, dadurch gekennzeichnet, daß aufeinanderfolgende Teilverchromungen der unterteilten Gesamtoberfläche des Werkstücks (1) zwischen zwei mit der Kathode verbundenen Äquipotentialschirmen (5 a, Sb), die in einem entsprechenden Abstand von der Anode (4) auf der zu verschromenden Oberfläche in denjenigen Grenzen der Oberfläche angeordnet werden, die sich aus der zur Verfügung stehenden Stromstärke ergibt, durchgeführt werden.
DE19691908566 1968-04-07 1969-02-20 Verfahren zum abscheiden haftender chromschichten einheitlicherdicke auf grossen metallischen oberflaechen Pending DE1908566B2 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH251569A CH498941A (fr) 1968-04-07 1969-02-19 Procédé pour le chromage dur de surfaces métalliques
DE19691908566 DE1908566B2 (de) 1968-04-07 1969-02-20 Verfahren zum abscheiden haftender chromschichten einheitlicherdicke auf grossen metallischen oberflaechen
FR6905054A FR2033533A5 (de) 1968-04-07 1969-02-27
US813828A US3616287A (en) 1968-04-07 1969-04-07 Method for hard-chrome plating large metallic surfaces
US00062783A US3720596A (en) 1968-04-07 1970-06-15 Apparatus for the hard-chrome plating of large metallic surfaces

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US81382868A 1968-04-07 1968-04-07
CH251569A CH498941A (fr) 1968-04-07 1969-02-19 Procédé pour le chromage dur de surfaces métalliques
DE19691908566 DE1908566B2 (de) 1968-04-07 1969-02-20 Verfahren zum abscheiden haftender chromschichten einheitlicherdicke auf grossen metallischen oberflaechen
FR6905054A FR2033533A5 (de) 1968-04-07 1969-02-27
US81382869A 1969-04-07 1969-04-07
US6278370A 1970-06-15 1970-06-15

Publications (2)

Publication Number Publication Date
DE1908566A1 DE1908566A1 (de) 1971-06-09
DE1908566B2 true DE1908566B2 (de) 1971-06-09

Family

ID=27543677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691908566 Pending DE1908566B2 (de) 1968-04-07 1969-02-20 Verfahren zum abscheiden haftender chromschichten einheitlicherdicke auf grossen metallischen oberflaechen

Country Status (4)

Country Link
US (2) US3616287A (de)
CH (1) CH498941A (de)
DE (1) DE1908566B2 (de)
FR (1) FR2033533A5 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852170A (en) * 1970-11-13 1974-12-03 Bes Brevetti Elettrogalvanici Method and apparatus for carrying out continuous thick chrome plating of bar, wire and tube, both externally and internally
US4422918A (en) * 1980-01-25 1983-12-27 Inoue-Japax Research Incorporated Current-conducting assembly for a traveling wire-electrode
SE429765B (sv) * 1982-02-09 1983-09-26 Jouko Korpi Sett vid elektropletering
US4643816A (en) * 1985-05-09 1987-02-17 Burlington Industries, Inc. Plating using a non-conductive shroud and a false bottom
US5228976A (en) * 1990-07-09 1993-07-20 At&T Bell Laboratories Hydrodynamically modulated hull cell
DE4402596C2 (de) * 1994-01-28 1997-03-27 Atotech Deutschland Gmbh Elektrolytisches Verfahren in horizontalen Durchlaufanlagen und Vorrichtung zur Durchführung desselben
US6808751B2 (en) 2001-10-03 2004-10-26 Industrial Hard Chrome Method for improving corrosion resistance of chrome plated material
US20030064158A1 (en) * 2001-10-03 2003-04-03 Thirkeldsen C. G. Method and apparatus for improving corrosion resistance of chrome plated material
US20040168925A1 (en) * 2002-10-09 2004-09-02 Uziel Landau Electrochemical system for analyzing performance and properties of electrolytic solutions
CN110029381B (zh) * 2019-04-25 2020-12-15 首钢集团有限公司 一种高镀锡量镀锡板的生产方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL32166C (de) * 1929-05-15
US2326624A (en) * 1940-01-16 1943-08-10 Harry F Wanvig Electroplating apparatus
US3239439A (en) * 1962-07-09 1966-03-08 Bell Telephone Labor Inc Electrodeposition of metals
US3346466A (en) * 1964-01-21 1967-10-10 Ultra Plating Corp Process and apparatus for making chromium coated papermaking wires
DE1621177B2 (de) * 1967-12-08 1976-09-30 Siemens AG, 1000 Berlin und 8000 München Verfahren zur galvanischen herstellung von nickel-, kupfer-, zink-, indium-, zinn- und goldueberzuegen auf niob und niob-zirkon-legierungen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
DE1908566A1 (de) 1971-06-09
US3720596A (en) 1973-03-13
CH498941A (fr) 1970-11-15
FR2033533A5 (de) 1970-12-04
US3616287A (en) 1971-10-26

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